Surface Modification of Activated Carbon Fibers with Fe₃O₄ for Enhancing Their Electromagnetic Wave Absorption Property

Figure 10

RL and 3D plots of ACF, ACF–Fe₃O₄(1), ACF–Fe₃O₄(2), ACF–Fe₃O₄(3), and pure Fe₃O₄ over the 2–18 GHz range (a–i); curves of (k) Fe₃O₄ and ACF-Fe₃O₄ composites.

(a)

(b)

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(e)

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(i)

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(k)